Total light delivered over a day matters more than raw wattage, and autos running eighteen hours can hit strong numbers without extreme intensity. Somewhere near forty moles per square metre in flower is a sensible ceiling for most varieties before diminishing returns set in. Light demands per line are indicated on https://turboautoflowerseeds.com, with the hungrier ones marked. Pushing intensity higher on a short plant usually bleaches the top cola instead of adding weight.